Coal age

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  Año 2007, Vol. 112, Número 11

  • FEATURE ARTICLES

    • Railroads and shippers clash over coal dust

      Lee Buchsbaum

      págs. 14-15

      

    • Top coal caving longwall maximizes thick seam recovery: Austar's longwall system offers opportunities in seams thicker than 4.5 meters

      Greg Duncan, Glenn Sobey, Tim Clarke

      págs. 20-28

      

    • Pacificorp's Dave Johnston Mine plants a wind farm

      Lee Buchsbaum

      págs. 30-32

      

    • Power train simulators put mining trucks to the test before they hit the haul road

      págs. 34-35